Meteorological institute KNMI issued a code yellow warning stating that thick mists could cause traffic problems during morning rush hour. The warning is in effect for most of the country.
The mist is expected to dissipate around 9:00 a.m.
"Dangerous driving conditions due to poor visibility. Adjust speed and keep a sufficient following distance. Fog can be treacherous by sudden occurrence. Follow weather reports and warnings", the KNMI advises.